What is the effect of doping a semiconductor?

Practice Questions

Q1
What is the effect of doping a semiconductor?
  1. Increases resistance
  2. Decreases resistance
  3. No effect
  4. Makes it an insulator

Questions & Step-by-Step Solutions

What is the effect of doping a semiconductor?
  • Step 1: Understand what a semiconductor is. A semiconductor is a material that can conduct electricity under certain conditions, like silicon.
  • Step 2: Learn about doping. Doping is the process of adding small amounts of other elements to a semiconductor.
  • Step 3: Know the purpose of doping. The purpose of doping is to change the electrical properties of the semiconductor.
  • Step 4: Identify charge carriers. Charge carriers are particles that carry electric charge, such as electrons and holes.
  • Step 5: Recognize how doping affects charge carriers. Doping introduces extra electrons (n-type doping) or creates holes (p-type doping) in the semiconductor.
  • Step 6: Understand resistance. Resistance is a measure of how much a material opposes the flow of electric current.
  • Step 7: Connect doping to resistance. By adding more charge carriers through doping, the semiconductor can conduct electricity better, which decreases its resistance.
No concepts available.
Soulshift Feedback ×

On a scale of 0–10, how likely are you to recommend The Soulshift Academy?

Not likely Very likely